USS District of Columbia (SSBN-826) and USS Wisconsin (SSBN-827) are the only boats in this class ordered so far and will be followed by an additional 10 submarines. Electric Boat and Newport News ...
The U.S. Navy awarded defense contractor Lockheed Martin a $383 million contract to produce upgraded Trident II D5 missiles ...
The first two Columbia-class submarines — USS District of Columbia (SSBN 826) and USS Wisconsin (SSBN 827) — are under construction at Electric Boat facilities in Groton and Quonset Point ...